vipkeylogger | 40a385a79ca7174e60fd326b559e0705d47aa28cdbebbb94879699c073526c24

General

Target

gvvhbjnjuhugyftdrsesdtguiop.exe
Size

1.0MB
MD5

846c416864708d053b2bbc6b2612bdd5
SHA1

1f32ba4e6694efbf7cff1acfc816cd4588e32266
SHA256

3fc9216b8a01a87098877cf7ddd15deab038a03502884da4f97857055471be83
SHA512

cc24eed9b37a1378feee7c68d391e927fd23ed35978903822ea85bb162c1aed6901907c34c49f9c04beb1417199ebf8b21f4c0a138d0a83d0c08db9d81a2c102
SSDEEP

24576:Vtb20pkaCqT5TBWgNQ7avVdxWrcHxAPdr66A:GVg5tQ7avV/HSPdO5

Score

10^/10

vipkeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7157329086:AAGOsSc2V0wvMRyvFFXhUVN6YYkkxDpjHDU/sendMessage?chat_id=7337843299

Signatures

VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
stealer keylogger vipkeylogger
Vipkeylogger family
vipkeylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 528 set thread context of 576	528	gvvhbjnjuhugyftdrsesdtguiop.exe	30

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	gvvhbjnjuhugyftdrsesdtguiop.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
576	RegSvcs.exe
576	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
528	gvvhbjnjuhugyftdrsesdtguiop.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	576	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
528	gvvhbjnjuhugyftdrsesdtguiop.exe
528	gvvhbjnjuhugyftdrsesdtguiop.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
528	gvvhbjnjuhugyftdrsesdtguiop.exe
528	gvvhbjnjuhugyftdrsesdtguiop.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 528 wrote to memory of 576	528	gvvhbjnjuhugyftdrsesdtguiop.exe	30
PID 528 wrote to memory of 576	528	gvvhbjnjuhugyftdrsesdtguiop.exe	30
PID 528 wrote to memory of 576	528	gvvhbjnjuhugyftdrsesdtguiop.exe	30
PID 528 wrote to memory of 576	528	gvvhbjnjuhugyftdrsesdtguiop.exe	30
PID 528 wrote to memory of 576	528	gvvhbjnjuhugyftdrsesdtguiop.exe	30
PID 528 wrote to memory of 576	528	gvvhbjnjuhugyftdrsesdtguiop.exe	30
PID 528 wrote to memory of 576	528	gvvhbjnjuhugyftdrsesdtguiop.exe	30
PID 528 wrote to memory of 576	528	gvvhbjnjuhugyftdrsesdtguiop.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\gvvhbjnjuhugyftdrsesdtguiop.exe
"C:\Users\Admin\AppData\Local\Temp\gvvhbjnjuhugyftdrsesdtguiop.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:528
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\gvvhbjnjuhugyftdrsesdtguiop.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:576

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Browser Information Discovery

1

T1217

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/528-6-0x00000000008E0000-0x0000000000CE0000-memory.dmp

Filesize
4.0MB

Download
memory/576-7-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/576-11-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/576-9-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/576-12-0x0000000073D3E000-0x0000000073D3F000-memory.dmp

Filesize
4KB

Download
memory/576-13-0x0000000073D30000-0x000000007441E000-memory.dmp

Filesize
6.9MB

Download
memory/576-14-0x0000000073D3E000-0x0000000073D3F000-memory.dmp

Filesize
4KB

Download
memory/576-15-0x0000000073D30000-0x000000007441E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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